The increase of testosterone during puberty in boys causes changes in secondary sexual characteristics, including the growth of the penis, scrotum, and testes, the deepening of the voice, and the development of facial and body hair.

Authors

• Person: Not available Organization: London Andrology
  How Men's Hormones Change with Age - London Andrology

Sources

• How Men's Hormones Change with Age - London Andrology londonandrology.com London Andrology via serper

Referenced by nodes (2)

• puberty concept
• testosterone concept